Getting a lot closer..

modules/system/services/minecraft/default.nix

@@ -0,0 +1,19 @@
+{ inputs, ... }:
+{
+  imports = [
+    inputs.minecraft.nixosModules.minecraft-servers
+    ./servers/velocity
+    ./servers/dewdemolisher
+    ./servers/johnside
+    ./servers/roguecraft
+    ./servers/blockworld
+    ./servers/uberbeta
+  ];
+
+  nixpkgs.overlays = [ inputs.minecraft.overlay ];
+
+  services.minecraft-servers = {
+    enable = true;
+    eula = true;
+  };
+}